71 Videos for "angle measure"

Evaluating Sine and Cosine at Special Acute Angles  Problem 2
Math › Precalculus › Trigonometric Functions
How do we measure sine and cosine of ?/3? 
Evaluating Sine and Cosine at Special Acute Angles  Concept
Math › Trigonometry › Trigonometric Functions
How do we measure sine and cosine of pi/4? 
Evaluating Sine and Cosine at Special Acute Angles  Concept
Math › Precalculus › Trigonometric Functions
How do we measure sine and cosine of pi/4? 
Cyclic Quadrilaterals and Parallel Lines in Circles  Problem 1
Math › Geometry › Circles
How to calculate angles in a cyclic quadrilateral given arc measures and two angle measures. 
Isosceles Triangles  Problem 1
Math › Geometry › Triangles
How to solve for the side length and base angle measures of an isosceles triangle. 
Secants  Problem 1
Math › Geometry › Circles
How to find the angle measures formed by intersecting secants. 
Isosceles Triangles  Problem 3
Math › Geometry › Triangles
How to solve for a variable used to measure the angles of an isosceles triangle. 
The Definitions of Sine and Cosine  Concept
Math › Trigonometry › Trigonometric Functions
How we define sine and cosine for all angle measures using the unit circle. 
The Definitions of Sine and Cosine  Concept
Math › Precalculus › Trigonometric Functions
How we define sine and cosine for all angle measures using the unit circle. 
Applied Linear Equations: Geometry Problem  Concept
Math › Precalculus › Linear Equations and Inequalities
How to find the angles of a triangle by creating a linear equation. 
Applied Linear Equations: Geometry Problem  Concept
Math › Algebra 2 › Linear Equations
How to find the angles of a triangle by creating a linear equation. 
Isosceles Triangles  Problem 2
Math › Geometry › Triangles
How to solve for the measure of the vertex angle of an isosceles triangle given an exterior angle. 
Using a Protractor  Concept
Math › Geometry › Geometry Building Blocks
How to use a protractor to measure an angle. 
Secants  Problem 2
Math › Geometry › Circles
How to find angle and arc measures formed by intersecting secants and tangents. 
Special Isosceles Triangle Properties  Problem 2
Math › Geometry › Triangles
How to find the measure of a vertex angle when a median is given in an isosceles triangle. 
Types of Triangles  Concept
Math › Geometry › Geometry Building Blocks
How to classify a triangle based on its side lengths and angle measures. 
Equiangular Polygon Sums  Problem 3
Math › Geometry › Polygons
How to find the measure of angles in regular polygons that share sides. 
Tangent Segments to a Circle  Problem 2
Math › Geometry › Circles
How to find the measure of an angle formed by a chord drawn to a point of tangency. 
Equiangular Polygon Sums  Problem 1
Math › Geometry › Polygons
How to find the measure of one angle in a regular nonagon. 
Equiangular Polygon Sums  Concept
Math › Geometry › Polygons
How to find the measure of one angle in any equiangular or regular polygon.